Battery Adapter Kit for Rotary Tool Motor Control
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Solution Overview
Problem
Handheld battery powered rotary tools used in medical applications have limited operational modes and battery life issues, which restrict their effectiveness in diverse medical treatments.
Innovation Solution
An adapter kit that replaces disposable batteries with rechargeable high-performance batteries and includes a motor control circuit with a microprocessor for multiple operational modes, along with a charging coil and user interface, enhancing the tool's functionality while maintaining its compact size and aesthetic appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If disposable cell batteries are used in handheld rotary tools, then the tool can be used in a variety of fields, but the battery life is limited and operational modes are restricted
Solution Approach 1:
The adapter kit enables the rotary tool to operate in multiple modes (forward rotation, reverse rotation, oscillating, pulsating) through a microprocessor-based motor control circuit, transforming a single-function device into a multi-functional tool that can perform various medical procedures
2Adaptability or versatility
If traditional disposable batteries are replaced with rechargeable high-performance batteries and control circuits, then operational versatility increases, but device complexity increases
Solution Approach 1:
An adapter kit serves as an intermediary component that attaches to the existing rotary tool body, containing the battery, control circuit, and charging coil within a separate modular unit. This approach adds functionality while minimizing disruption to the original tool structure and maintaining ease of use
Solution Approach 2:
The adapter kit body is designed to threadingly attach to the rotary tool body, with the control circuit board and battery nested within the adapter kit's internal cavity, creating a compact integrated assembly that adds functionality without excessive bulk
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The adapter kit allows for extended battery life and increased operational versatility by enabling forward, reverse, and oscillating modes, with visual indicators for user feedback, thereby improving the tool's performance and usability in medical procedures.
Implementation Method 1
a charging coil and a motor control circuit in order to operate the electric motor
Data Source
AI summary
An adapter kit for a battery powered rotary tool having a housing extender coaxially affixable to an end of the rotary tool tubular housing, a rechargeable battery, a motor driver circuit, mounted with a microprocessor coupled to a solid-state switch circuit which connects the motor of the rotary tool to the battery; and a user interface mounted to the housing extender having a user input and at least one indicator light. The microprocessor is configured to, in response to a user providing a signal via the user input, provide a signal to the solid-state switch circuit sending a power input to the motor so it can be switched between at least the following modes of motor operation: forward rotation, reverse rotation, an alternating forward-reverse pulsation, and OFF. A rotary tool having the above functions is also disclosed as well as a rotary swab for use therewith.